Kubota MX5100, Workshop Manual

Page: 182 / 454

2-S6
MX5100, WSM CLUTCH
Checking PTO Clutch Operating Pressure
1. Remove the plug (PT 1/8) (4) on the PTO valve spool.
2. Set the adaptor (5) to the PTO valve spool.
3. Set the adaptor, the hydraulic cable and the gauge to the adaptor
(4).
4. Start the engine and warm up the transmission fluid.
5. Set the PTO shift lever to “Engaged” position, and measure the
pressure.
6. Set the PTO shift lever to “Disengaged” position, and measure
the pressure.
7. For adjustment, use the reducing valve adjuster of the regulator
valve (9).
Condition
• Engine speed ......... Idling speed
• Oil pressure .......... 40 to 60
°
C (104 to 140
°
F)
(Reference)
• Turn to clockwise direction
→
Pressure is increased
• Turn to counterclockwise direction
→
Pressure is decreased
W10325890
PTO clutch operating
pressure
When PTO shift lever
is set at “Engaged”
position 2.25 to 2.45 MPa
23.0 to 25.0 kgf/cm
2
326 to 355 psi
When PTO shift lever
is set at
“Disengaged”
position
No pressure
(1) Suction Pipe
(2) 3-Points Delivery Pipe
(3) Brake Rod
(4) Plug (PT 1/8)
(5) Adaptor
(6) PTO Shift Lever
(7) Relief Valve Adjustor
(8) Reducing Valve Adjuster
(9) Regulator Valve A : PTO Clutch Lever “Disengaged
(OFF)”
B : PTO Clutch Lever “Engaged (ON)”